Pen



FIG. 1 is a front, right side and top perspective view of a pen showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a front, right side, and top perspective view of an alternate configuration thereof wherein the cap for the pen is placed on the rear of the pen instead of the front as shown in FIGS. 1-6;

FIG. 8 is a front elevation view thereof;

FIG. 9 is a rear elevation view thereof;

FIG. 10 is a top plan view thereof;

FIG. 11 is right side elevation view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a front, right side, and top perspective view of an alternate embodiment of the pen shown in FIGS. 1-12, shown in the configuration shown in FIGS. 8-12, wherein the cap is placed on the rear of the pen instead of the front;

FIG. 14 is a front elevation view thereof;

FIG. 15 is a rear elevation view thereof;

FIG. 16 is a top plan view thereof;

FIG. 17 is right side elevation view thereof;

FIG. 18 is a bottom plan view thereof;

FIG. 19 is a front, right side, and top perspective view of a second alternate embodiment of the pen shown in FIGS. 1-12, shown in the configuration shown in FIGS. 8-18, wherein the cap is placed on the rear of the pen instead of the front;

FIG. 20 is a front elevation view thereof;

FIG. 21 is a rear elevation view thereof;

FIG. 22 is a left side elevation view thereof;

FIG. 23 is a top plan view thereof; and,

FIG. 24 is a right side elevation view thereof.

The broken line showing is for environmental purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a pen, as shown and described. 